Re: [Xen-devel] [PATCH v3 19/20] Let cpu_[physical]_memory() calls pass a boolean 'is_write' argument

[Cornelia Huck <cohuck@xxxxxxxxxx>]

On Thu, 20 Feb 2020 14:05:47 +0100
Philippe Mathieu-Daudé <philmd@xxxxxxxxxx> wrote:

> Use an explicit boolean type.
> 
> This commit was produced with the included Coccinelle script
> scripts/coccinelle/exec_rw_const.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
> ---
>  scripts/coccinelle/exec_rw_const.cocci | 14 ++++++++++++++
>  include/exec/cpu-common.h              |  4 ++--
>  hw/display/exynos4210_fimd.c           |  3 ++-
>  hw/display/milkymist-tmu2.c            |  8 ++++----
>  hw/display/omap_dss.c                  |  2 +-
>  hw/display/ramfb.c                     |  2 +-
>  hw/misc/pc-testdev.c                   |  2 +-
>  hw/nvram/spapr_nvram.c                 |  4 ++--
>  hw/ppc/ppc440_uc.c                     |  6 ++++--
>  hw/ppc/spapr_hcall.c                   |  4 ++--
>  hw/s390x/ipl.c                         |  2 +-
>  hw/s390x/s390-pci-bus.c                |  2 +-
>  hw/s390x/virtio-ccw.c                  |  2 +-
>  hw/xen/xen_pt_graphics.c               |  2 +-
>  target/i386/hax-all.c                  |  4 ++--
>  target/s390x/excp_helper.c             |  2 +-
>  target/s390x/helper.c                  |  6 +++---
>  17 files changed, 43 insertions(+), 26 deletions(-)
> 

> diff --git a/hw/s390x/ipl.c b/hw/s390x/ipl.c
> index 7773499d7f..0817874b48 100644
> --- a/hw/s390x/ipl.c
> +++ b/hw/s390x/ipl.c
> @@ -626,7 +626,7 @@ static void s390_ipl_prepare_qipl(S390CPU *cpu)
>      uint8_t *addr;
>      uint64_t len = 4096;
>  
> -    addr = cpu_physical_memory_map(cpu->env.psa, &len, 1);
> +    addr = cpu_physical_memory_map(cpu->env.psa, &len, true);
>      if (!addr || len < QIPL_ADDRESS + sizeof(QemuIplParameters)) {
>          error_report("Cannot set QEMU IPL parameters");
>          return;
> diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c
> index 7c6a2b3c63..ed8be124da 100644
> --- a/hw/s390x/s390-pci-bus.c
> +++ b/hw/s390x/s390-pci-bus.c
> @@ -641,7 +641,7 @@ static uint8_t set_ind_atomic(uint64_t ind_loc, uint8_t 
> to_be_set)
>      hwaddr len = 1;
>      uint8_t *ind_addr;
>  
> -    ind_addr = cpu_physical_memory_map(ind_loc, &len, 1);
> +    ind_addr = cpu_physical_memory_map(ind_loc, &len, true);
>      if (!ind_addr) {
>          s390_pci_generate_error_event(ERR_EVENT_AIRERR, 0, 0, 0, 0);
>          return -1;
> diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
> index 13f57e7b67..50cf95b781 100644
> --- a/hw/s390x/virtio-ccw.c
> +++ b/hw/s390x/virtio-ccw.c
> @@ -790,7 +790,7 @@ static uint8_t virtio_set_ind_atomic(SubchDev *sch, 
> uint64_t ind_loc,
>      hwaddr len = 1;
>      uint8_t *ind_addr;
>  
> -    ind_addr = cpu_physical_memory_map(ind_loc, &len, 1);
> +    ind_addr = cpu_physical_memory_map(ind_loc, &len, true);
>      if (!ind_addr) {
>          error_report("%s(%x.%x.%04x): unable to access indicator",
>                       __func__, sch->cssid, sch->ssid, sch->schid);

> diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c
> index 1e9d6f20c1..3b58d10df3 100644
> --- a/target/s390x/excp_helper.c
> +++ b/target/s390x/excp_helper.c
> @@ -393,7 +393,7 @@ static int mchk_store_vregs(CPUS390XState *env, uint64_t 
> mcesao)
>      MchkExtSaveArea *sa;
>      int i;
>  
> -    sa = cpu_physical_memory_map(mcesao, &len, 1);
> +    sa = cpu_physical_memory_map(mcesao, &len, true);
>      if (!sa) {
>          return -EFAULT;
>      }
> diff --git a/target/s390x/helper.c b/target/s390x/helper.c
> index a3a49164e4..b810ad431e 100644
> --- a/target/s390x/helper.c
> +++ b/target/s390x/helper.c
> @@ -151,7 +151,7 @@ LowCore *cpu_map_lowcore(CPUS390XState *env)
>      LowCore *lowcore;
>      hwaddr len = sizeof(LowCore);
>  
> -    lowcore = cpu_physical_memory_map(env->psa, &len, 1);
> +    lowcore = cpu_physical_memory_map(env->psa, &len, true);
>  
>      if (len < sizeof(LowCore)) {
>          cpu_abort(env_cpu(env), "Could not map lowcore\n");
> @@ -246,7 +246,7 @@ int s390_store_status(S390CPU *cpu, hwaddr addr, bool 
> store_arch)
>      hwaddr len = sizeof(*sa);
>      int i;
>  
> -    sa = cpu_physical_memory_map(addr, &len, 1);
> +    sa = cpu_physical_memory_map(addr, &len, true);
>      if (!sa) {
>          return -EFAULT;
>      }
> @@ -298,7 +298,7 @@ int s390_store_adtl_status(S390CPU *cpu, hwaddr addr, 
> hwaddr len)
>      hwaddr save = len;
>      int i;
>  
> -    sa = cpu_physical_memory_map(addr, &save, 1);
> +    sa = cpu_physical_memory_map(addr, &save, true);
>      if (!sa) {
>          return -EFAULT;
>      }

s390 parts
Acked-by: Cornelia Huck <cohuck@xxxxxxxxxx>


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel